1. A pastime of many major governments, particularly the United States of America.
2. Organized mass-murder.
3. A way of keeping the population down, the people receptive to propaganda, the rate of technological invention up, and unemployment down.
4. The opposite of peace.
5. A very common state of affairs, possibly due to mankind's seemingly inherent tendency to, when confronted with a problem, find someone to blame and proceed to bash their head in.